Finding the magnitude of the torque
A person exerts a force of 28N on the end of a door 84cm wide. What is the magnitude of the torque if the force is exerted...
a) Perpendicular to the door?
b) At a 60degree angle to the face of the door?
Please keep lengths in metric system.
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Give the state, temperature, pressure, quality (if applicable), enthalpy, and entropy for each of the four states. calculate the output power from the turbine, and overall thermal efficiancy.
A gasmixture contains 1.28 g N2 and 0.85 g O2 in a1.55 L container at 18 ºC. Calculate the mole fraction and partial pressure of each gas component in the gas mixture.
Sketch the TTT diagram for a typical high hardenability FeFe3C alloy with addition elements such as Ni, Mn, N, etc. in comparison to a binary FeFe3C alloy.
Let A, B, and C be independent random variables, uniformly distributed over [0,4 ], [0,2], and [0,3] respectively. What is the probability that both roots of the equation Ax^2 + Bx + C = 0 are real?
A person exerts a force of 28N on the end of a door 84cm wide. What is the magnitude of the torque if the force is exerted... a) Perpendicular to the door?
The computer-science aptitude score, x, and the achievement score, y (measured by a comprehensive final), were measured for 10 students in a beginning computer-science course. The results were as follows. (Give your answers correct
A person is standing on the roof of a tall building. She throws a ball from the top of the building in such a way that when the ball passes a window cleaner who is 2.0m from the top, it is falling at a speed of 7.0m/s. It takes another 2.9s to re
When Iodine, I2 dissolves in water, whattype of intermolecular forces exist between the I2 and Water? When CaCl2 dissolves in water, what type of intermolecular forces exist between water and the CaCl2 ?
How many phases can be in equilibrium for various degrees of freedom (temperature, pressure and/or phase composition)?
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